1044420102 has 32 divisors (see below), whose sum is σ = 2531928960. Its totient is φ = 316490760.

The previous prime is 1044420089. The next prime is 1044420107. The reversal of 1044420102 is 2010244401.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1044420107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 878548 + ... + 879735.

It is an arithmetic number, because the mean of its divisors is an integer number (79122780).

Almost surely, 2^1044420102 is an apocalyptic number.

1044420102 is an abundant number, since it is smaller than the sum of its proper divisors (1487508858).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1044420102 is a wasteful number, since it uses less digits than its factorization.

1044420102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1758305 (or 1758299 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1044420102 is about 32317.4891041987. The cubic root of 1044420102 is about 1014.5927174374.

Adding to 1044420102 its reverse (2010244401), we get a palindrome (3054664503).

The spelling of 1044420102 in words is "one billion, forty-four million, four hundred twenty thousand, one hundred two".